unit 2 quizizz
Which phase is shown here?
prophase
What is the result of mitosis?
2 genetically identical cells
order of replication
3, 4, 1, 2
Which phase of the cell cycle is #1?
Anaphase
_____ is the uncontrolled growth of cells, often resulting in a tumor or mass of abnormal cells
Cancer
During cytokinesis
Cell membrane pinches to make 2 new identical daughter cells
All of the following are true of the cell cycle shown in the diagram except ___.
Cytokinesis and new daughter cells are found at E
Guanine bonds with ______________.
Cytosine
During metaphase
DNA lines up in the middle of the cell and DNA attaches to spindle fibers
When, during the cell cycle, does this occur?
During S
When is DNA replicated during the cell cycle?
During the S phase
During anaphase
Each DNA gets pull to the opposite sides of the cell
Which is the longest stage of the cell cycle?
G1
In which stage of the cell cycle is protein and organelle synthesis?
G2
During which checkpoint does the cell check to make sure the DNA is copied correctly.
G2 Checkpoint
The following are the phases of the cell cycle 1. M Phase 2. S phase 3. G1 phase 4. G2 Phase Where does the synthesis of DNA take place?
II only
During what stage does the G1, S and G2 phases happen?
Interphase
The cell spends most of it's life in ________________.
Interphase
What is the longest stage of the cell cycle called?
Interphase
Which phase of the cell cycle is #3?
Interphase
Which phase of mitosis is shown?
Metaphase
Which phase of the cell cycle is #5?
Metaphase
Which phase of mitosis is shown?
Prophase
Which phase of the cell cycle is #2?
Prophase
What is the correct order of the phases of mitosis?
Prophase, Metaphase, Anaphase, Telophase
Identify this process.
Replication
In what phase of the cell cycle does DNA replication take place?
S
Which sequence of DNA bases would pair with this partial strand ATG TGA CAG
TAC ACT GTC
Replicate the following strand of DNA: AATCATGGA
TTAGTACCT
The chromosomes are in metaphase
Telophase
Which phase of the cell cycle is #4?
Telophase
Which of the following are true of the cell cycle?
The cell spends most of its time growing
What best describes the genetic material shown in photograph B.
The chromosomes are in anaphase
What best describes the genetic material shown in photograph E.
The chromosomes are in metaphase
Adenine bonds with ______________.
Thymine
What best describes the genetic material shown in photograph A.
What best describes the genetic material shown in photograph A.
What is this image showing?
anaphase
Radiation is often used for cancer therapy because it can trigger __________________.
apoptosis
During prophase
centrioles and spindle fibers appear
Which 2 molecules form the sides (backbone) of the DNA ladder?
deoxyribose sugar and phosphate
Which of the following best describes a DNA molecule?
double helix
DNA replication results in two DNA molecules,
each one with one new strand and one original strand
The enzyme that unzips the DNA to prepare for replication
helicase
Nitrogenous bases are joined by which type of bond?
hydrogen bonds
Why is DNA important?
it serves as the blueprint for traits of all living things
what is shown?
metaphase
Which of the following units are repeatedly joined together to form a strand of DNA?
nucleotides
What are the three components of a nucleotide?
sugar, phosphate, nitrogen base
what is this a picture of?
telophase
In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of
thymine